flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
59 lines
1.8 KiB
JavaScript
59 lines
1.8 KiB
JavaScript
'use strict';
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var isFinite = require('math-intrinsics/isFinite');
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var isObject = require('es-object-atoms/isObject');
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var IsStrictlyEqual = require('./IsStrictlyEqual');
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var StringToBigInt = require('./StringToBigInt');
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var ToNumber = require('./ToNumber');
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var ToPrimitive = require('./ToPrimitive');
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var isSameType = require('../helpers/isSameType');
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// https://262.ecma-international.org/13.0/#sec-islooselyequal
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module.exports = function IsLooselyEqual(x, y) {
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if (isSameType(x, y)) {
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return IsStrictlyEqual(x, y);
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}
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if (x == null && y == null) {
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return true;
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}
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if (typeof x === 'number' && typeof y === 'string') {
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return IsLooselyEqual(x, ToNumber(y));
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}
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if (typeof x === 'string' && typeof y === 'number') {
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return IsLooselyEqual(ToNumber(x), y);
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}
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if (typeof x === 'bigint' && typeof y === 'string') {
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var n = StringToBigInt(y);
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if (typeof n === 'undefined') {
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return false;
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}
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return IsLooselyEqual(x, n);
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}
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if (typeof x === 'string' && typeof y === 'bigint') {
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return IsLooselyEqual(y, x);
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}
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if (typeof x === 'boolean') {
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return IsLooselyEqual(ToNumber(x), y);
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}
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if (typeof y === 'boolean') {
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return IsLooselyEqual(x, ToNumber(y));
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}
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if ((typeof x === 'string' || typeof x === 'number' || typeof x === 'symbol' || typeof x === 'bigint') && isObject(y)) {
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return IsLooselyEqual(x, ToPrimitive(y));
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}
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if (isObject(x) && (typeof y === 'string' || typeof y === 'number' || typeof y === 'symbol' || typeof y === 'bigint')) {
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return IsLooselyEqual(ToPrimitive(x), y);
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}
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if ((typeof x === 'bigint' && typeof y === 'number') || (typeof x === 'number' && typeof y === 'bigint')) {
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if (!isFinite(x) || !isFinite(y)) {
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return false;
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}
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// eslint-disable-next-line eqeqeq
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return x == y; // shortcut for step 13.b.
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}
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return false;
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};
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